StringBuilder repos = new StringBuilder("[");

        if (localRepository != null) {
            repos.append(localRepository.getId())
                    .append(" (")
                    .append(localRepository.getBasedir())
                    .append(")");
        }

        if (remoteRepositories != null && !remoteRepositories.isEmpty()) {
            for (RemoteRepository repository : remoteRepositories) {

        private final int hashCode;

        CacheKey(String groupId, String artifactId, String version) {
            this.groupId = (groupId != null) ? groupId : "";
            this.artifactId = (artifactId != null) ? artifactId : "";
            this.version = (version != null) ? version : "";

            int hash = 17;
            hash = hash * 31 + this.groupId.hashCode();
            hash = hash * 31 + this.artifactId.hashCode();

        cl.delegate = builder
        cl.call()
        def firstChild = parent.getFirstChild()
        builder.elements.each { element ->
            parent.insertBefore(element, firstChild)
        }
    }

    public static void addBefore(Node sibling, Closure cl) {
        DomBuilder builder = new DomBuilder(sibling.ownerDocument, null)
        cl.delegate = builder

                if (aliases.containsKey(phase)) {
                    phase = aliases.get(phase);
                }
                if (phase != null) {
                    Map<PhaseId, List<MojoExecution>> phaseBindings = getPhaseBindings(mappings, phase);
                    if (phaseBindings != null) {
                        for (String goal : execution.getGoals()) {

            if (parent != null) {
                // Parent is added as an edge, but must not cause a cycle - so we remove any other edges it has
                // in conflict
                addEdge(
                        projectMap,
                        vertexMap,
                        null,
                        projectVertex,
                        parent.getGroupId(),

            return new DefaultArtifactHandler(
                    id,
                    type.getExtension(),
                    type.getClassifier(),
                    null,
                    null,
                    type.isIncludesDependencies(),
                    type.getLanguage().id(),
                    type.getPathTypes().contains(JavaPathType.CLASSES));

                        "name": {
                            "anyOf": [{"type": "string"}, {"type": "null"}],
                            "title": "Name",
                        },
                        "description": {
                            "anyOf": [{"type": "string"}, {"type": "null"}],
                            "title": "Description",
                        },
                        "price": {

        return builder()
                .session(requireNonNull(session, "session cannot be null"))
                .artifactCoordinates(requireNonNull(artifactCoordinates, "artifactCoordinates cannot be null"))
                .build();
    }

    @Nonnull
    static VersionResolverRequest build(
            @Nonnull Session session,

    }

    @Test
    void testVersionParsing() {
        checkVersionParsing("1", 1, 0, 0, 0, null);
        checkVersionParsing("1.2", 1, 2, 0, 0, null);
        checkVersionParsing("1.2.3", 1, 2, 3, 0, null);
        checkVersionParsing("1.2.3-1", 1, 2, 3, 1, null);
        checkVersionParsing("1.2.3-alpha-1", 1, 2, 3, 0, "alpha-1");
        checkVersionParsing("1.2-alpha-1", 1, 2, 0, 0, "alpha-1");

    @Override
    public Mirror getMirror(ArtifactRepository repository, List<Mirror> mirrors) {
        String repoId = repository.getId();

        if (repoId != null && mirrors != null) {
            for (Mirror mirror : mirrors) {
                if (repoId.equals(mirror.getMirrorOf()) && matchesLayout(repository, mirror)) {
                    return mirror;
                }
            }